// Copyright 2019-2025 The Liqo Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package time

import (
	"fmt"
	"time"

	"github.com/liqotech/liqo/pkg/consts"
)

// FormatLatency returns a string representing the given latency in a human readable format.
func FormatLatency(latency time.Duration) string {
	if latency == 0 {
		return consts.NotApplicable
	}
	if latency.Milliseconds() > 0 {
		return fmt.Sprintf("%dms", latency.Milliseconds())
	}
	return fmt.Sprintf("%dμs", latency.Microseconds())
}
